Comment Comment by wcoenen A TLD can have an A record. For example, http://ac/ leads to a webpage.Also, RFC 5321 explicitly mentions the possibility of email addresses where the domain consists of just a TLD: http://tools.ietf.org/html/rfc5321#section-2.3.5 parent wcoenen 14 years ago
Also, RFC 5321 explicitly mentions the possibility of email addresses where the domain consists of just a TLD: http://tools.ietf.org/html/rfc5321#section-2.3.5